beep vs falsetto

beep

noun
  • The sound produced by the horn of a car, or any similar sound. 

  • A message sent to a pager device. 

  • A short, electronically produced tone. 

verb
  • To sound (something that makes a beep). 

  • To contact (someone via) a pager device. 

  • To telephone a person, only allowing the phone to ring once, in order to request a call back. 

  • To produce a beep. 

  • To have sexual intercourse with - referring to the bleep tone used to censor obscene words in broadcasts 

falsetto

noun
  • The "false" (singing) voice in any human, usually airy and lacking a purity of vowels; created by utilizing the next highest vocal folds above those used for speech and normal range singing. It is commonly confused with the head voice register. 

  • A person who sings in falsetto. 

verb
  • To sing or utter in falsetto. 

How often have the words beep and falsetto occurred in a corpus of books? (source: Google Ngram Viewer )